Priocnemis fairchildi Banks, 1925:334, ♀. Type ♀, Barro Colorado, 26 July, 1924 (M. C. Z., 15,345). - Banks, 1925Banks, N. 1925. Psammocharidae from Panama. Bull. Mus. Comp. Zool. 67 (9):329-338.:332 (key); Pate, 1946Pate, V.S.L. 1946. The generic names of the spider wasps (Psammocharidae olim Pompiloidae) and their type species. Transactions of the American Entomological Society 72:65-137.:103 (listed). - As Priocnemella fairchildi: - Banks, 1946Banks, N. 1946. Studies of South American Psammocharidae. Part 1. Bulletin of the Museum of Comparative Zoology at Harvard College 96:311-525.:452 (key); Cambra et al., 2004Cambra, R.A., D.A. Quintero & R.J. Miranda 2004. Presas, comportamiento de anidación y nuevos registros de distribución en Pompílidos Neotropicales (Hymenoptera: Pompilidae). Tecnociencia 6 (1):95-109. (distribution); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009. A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (distribution); Corro & Cambra, 2011Corro, P.E. & R.A. Cambra 2011. Diversidad de avispas (Hymenoptera: Pompilidae) cazadoras de arañas del Parque Nacional Darién, República de Panamá. Tecnociencia 13 (1):77-90. (distribution); Kurczewski et al., 2020Kurczewski, F.E., R.C. West, C. Waichert, K.C. Kissane, D. Ubick & J.P. Pitts 2020. New and unusual host records for North American and South American spider wasps (Hymenoptera: Pompilidae). Zootaxa 4891 (1):1-112. (distribution), 42 (prey); Fernández et al., 2022Fernández, F., J. Rodriguez, C. Waichert, B. Decker & J. Pitts 2022. Twenty two years later: An updated checklist of Neotropical spider wasps (Hymenoptera: Pompilidae). Zootaxa 5116 (4):451-503. (distribution).